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# File lib/spec/matchers/generated_descriptions.rb, line 19def self.last_descriptionlast_matcher.respond_to?(:description)?last_matcher.description:"When you call a matcher in an example without a String, like this:\n\nspecify { object.should matcher }\n\nor this:\n\nit { should matcher }\n\nRSpec expects the matcher to have a #description method. You should either\nadd a String to the example this matcher is being used in, or give it a\ndescription method. Then you won't have to suffer this lengthy warning again.\n"end